Neuroscience research brings together seemingly unrelated conditions...anorexia, OCD and substance use disorders...which may share common -- and difficult-to-modify -- brain circuits related to habit learning.

Neuroscience research brings together seemingly unrelated conditions...anorexia, OCD and substance use disorders...which may share common -- and difficult-to-modify -- brain circuits related to habit learning.

What may cause a person to become a school shooter is when his mind becomes so disorganized that the three brains that make up his triune brain react by becoming "locked and loaded" and focused on a mission to get in and get even with a world that caused him to feel put down and pushed away.

What may cause a person to become a school shooter is when his mind becomes so disorganized that the three brains that make up his triune brain react by becoming "locked and loaded" and focused on a mission to get in and get even with a world that caused him to feel put down and pushed away.